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990K Millyard Arrangement Wheel Loader

990K Millyard Arrangement Wheel Loader

At a Glance

Net Power
699 HP
Operating Weight
202398 lb
Engine Model
Cat® C27 ACERT™
Bore
5.4 in
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Overview

Cat Large Wheel Loaders are designed with durability built in, ensuring maximum availability through multiple life cycles. With optimized performance and simplified serviceability, our machines allow you to move more material efficiently and safely. The 990K Millyard Arrangement is designed to meet the demands of millyard applications. The features of the 990K Millyard work together to provide a durable and reliable machine to meet the needs of the modern millyard.

Engine

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Net Power 699HP
Engine Model Cat® C27 ACERT™
Bore 5.4in
Stroke 6in
Displacement 1649.5in³
Torque Rise 18%
Rated Speed 1,800 rpm
Gross - ISO 14396 752HP
Peak Torque - 1,200 rpm 2624lb/ft
Rated Speed - Gross - ISO 14396 752HP
Rated Speed - Gross - SAE J1995 766HP
Rated Speed - Net Power - SAE J1349 - High Ambient 648HP
Rated Speed - Net Power - SAE J1349 - Standard Ambient 699HP
Emissions U.S. EPA Tier 4 Final or Tier 2 equivalent
Net Power - SAE J1349 699HP

Operating Specifications

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Operating Weight 202398lb
Tipping Load - Straight 92990lb
Tipping Load - Articulated 35° 81896lb

Transmission

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Transmission Type Cat planetary power shift
Forward - 1 4.5mile/h
Forward - 2 8.3mile/h
Forward - 3 14.2mile/h
Reverse - 1 4.9mile/h
Reverse - 2 9.1mile/h
Reverse - 3 15.5mile/h
Direct Drive - Forward 1 Lock-up disabled
Direct Drive - Forward 3 15.2mile/h
Direct Drive - Reverse 3 16.4mile/h
Direct Drive - Forward 2 8.5mile/h
Direct Drive - Reverse 1 5.4mile/h
Direct Drive - Reverse 2 9.6mile/h
Note Travel speeds based on Michelin 45/65R39 LD D2**L5 tires.

Axles

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Front Fixed
Rear Trunnion
Oscillation Angle 8.5°

Hydraulic Cycle Times

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Raise 9.4s
Dump 2.9s
Lower 3.7s
Lower Float Down 3.6s
Rack Back 4.8s

Service Refill Capacities

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Fuel Tank 294.3gal (US)
Cooling System 54.9gal (US)
Transmission 29.1gal (US)
Hydraulic System Factory Fill 210gal (US)
Hydraulic Tank - Implement and Hydraulic Fan 68.9gal (US)
Hydraulic Tank - Steering and Braking 34.9gal (US)
Differential - Final Drives - Front 71.6gal (US)
Differential - Final Drives - Rear 68.9gal (US)
Engine Crankcase 20gal (US)

Hydraulic System - Steering

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Relief Valve Setting - Steering 4641psi
Maximum Flow at 1,400 rpm 94.5gal/min
Steering System - Circuit Pilot, load sensing
Steering System - Pump Piston, variable displacement
Total Steering Angle 70°

Sound Performance - Standard

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Operator Sound Level (ISO 6396:2008) 69dB(A)
Machine Sound Level (ISO 6395:2008) 115dB(A)

Hydraulic System - Lift/Tilt

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Lift/Tilt System Variable displacement piston
Maximum Flow at 1,800 rpm (1) 216gal/min
Maximum Flow at 1,800 rpm (2) 22.2gal/min
Relief Valve Setting 507psi
Cylinders, Double Acting - Lift, Bore and Stroke 254 mm × 1264 mm (10.0 in × 49.8 in)
Cylinders, Double Acting - Tilt, Bore and Stroke 317.5 mm × 819 mm (12.5 in × 32.2 in)
Lift/Tilt System - Circuit Positive flow control
Pilot System Open loop and pressure reducing
Relief Valve Setting - Lift/Tilt 4786psi

Sound Performance - Suppression

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Operator Sound Level (ISO 6396:2008) 69dB(A)
Machine Sound Level (ISO 6395:2008) 113dB(A)

Forks

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Fork End Area 78ft²

Dimensions - Millyard Linkage - Approximate

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Ground to Top of ROPS 17.2ft
Ground to Top of Exhaust Stacks 16.6ft
Ground to Top of Hood 12.7ft
Ground to Bumper Clearance 3.1ft
Rear Axle - Centerline to Bumper 12.5ft
Front Axle Centerline to Fork Tip 17.6ft
Wheel Base 15.1ft
Maximum Overall Length 45.4ft
Ground to Lower Hitch Clearance 2ft
Ground to Center of Front Axle 3.9ft
Fork Height with Level Arms 8.9ft
Fork Top Clamp Opening 12.3ft
Fork Height at Maximum Lift 18.3ft
Hinge Pin Height at Maximum Lift 19.4ft
Dump Angle at Maximum Lift 29.3 degrees

Brakes

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Brakes SAE J1473 OCT90, ISO 3450:1992